国产aaaa级全身裸体精油片_337p人体粉嫩久久久红粉影视_一区中文字幕在线观看_国产亚洲精品一区二区_欧美裸体男粗大1609_午夜亚洲激情电影av_黄色小说入口_日本精品久久久久中文字幕_少妇思春三a级_亚洲视频自拍偷拍

首頁(yè) > specifications
  • GB/T 40742.2-2021產(chǎn)品幾何技術(shù)規(guī)范(GPS) 幾何精度的檢測(cè)與驗(yàn)證 第2部分:形狀、方向、位置、跳動(dòng)和輪廓度特征的檢測(cè)與...2022-10-24
  • GB/T 40810.1-2021產(chǎn)品幾何技術(shù)規(guī)范(GPS) 生產(chǎn)過(guò)程在線測(cè)量 第1部分:幾何特征(尺寸、表面結(jié)構(gòu))的在線檢測(cè)與驗(yàn)證Geometric...2022-10-24
  • GB/T 40742.3-2021產(chǎn)品幾何技術(shù)規(guī)范(GPS) 幾何精度的檢測(cè)與驗(yàn)證 第3部分:功能量規(guī)與夾具 應(yīng)用最大實(shí)體要求和最小實(shí)體要...2022-10-25
  • GB/T 40957-2021企業(yè)競(jìng)爭(zhēng)力評(píng)價(jià)規(guī)范Evaluation specifications of enterprise competitiveness2022-10-25
  • GB/T 41081-2021陶瓷磚填縫劑技術(shù)要求Grouts specifications for ceramic tiles2022-10-25
  • GB/T 6445-2021滾動(dòng)軸承 滾輪滾針軸承 外形尺寸、產(chǎn)品幾何技術(shù)規(guī)范(GPS)和公差值Rolling bearings—Needle roller b...2022-10-25
  • GB/T 41211-2021月球與行星原位光譜探測(cè)儀器通用規(guī)范General specifications for moon and planetary in-situ spect...2022-10-25
  • GB/T 10170-2021土方機(jī)械 挖掘裝載機(jī) 技術(shù)條件Earth-moving machinery—Backhoe loader—Technical specification...2022-10-25
  • GB/T 41012-2021含有色金屬固體廢物回收利用技術(shù)規(guī)范Technical specifications for collection and recovery of non...2022-10-25
  • GB/T 41164-2021碎軟低滲煤層頂板水平井分段壓裂技術(shù)規(guī)范Specifications technology for multistage fracturing in ...2022-10-25
  • GB/T 41099-2021往復(fù)活塞壓縮機(jī)監(jiān)測(cè)系統(tǒng)規(guī)范Specifications for monitoring system for reciprocating compressors...2022-10-25
  • GB/T 41104.3-2021實(shí)心和藥芯軟釬料絲 規(guī)范和試驗(yàn)方法 第3部分:藥芯軟釬料絲功效的潤(rùn)濕平衡試驗(yàn)方法Solder wire, s...2022-10-25
  • GB/T 41209-2021月球與行星探測(cè)激光測(cè)距儀通用規(guī)范General specifications for laser rangefinder for lunar and pl...2022-10-25
  • GB/T 14782-2021土方機(jī)械 平地機(jī) 技術(shù)條件Earth-moving machinery. Grader. Technical specifications2022-10-25
  • GB/T 25364.1-2021渦輪增壓器密封環(huán) 第1部分:技術(shù)條件Turbocharger seal rings—Part 1:General specifications...2022-10-26
  • GB/T 41059-2021陶瓷磚膠粘劑技術(shù)要求Adhesives specifications for ceramic tiles2022-10-26
  • GB/T 41346.1-2022機(jī)械安全 機(jī)械裝備轉(zhuǎn)運(yùn)安全防護(hù) 第1部分:結(jié)構(gòu)設(shè)計(jì)準(zhǔn)則Safety of machinery. Transportation protec...2022-10-26
  • GB/T 41340.2-2022海洋能電站發(fā)電量計(jì)算技術(shù)規(guī)范 第2部分:波浪能Technical specifications for productivity calcula...2022-10-26
  • GB/T 41341.1-2022海洋能電站選址技術(shù)規(guī)范 第1部分:潮流能Technical specifications for siting of ocean energy pow...2022-10-26
  • GB/T 41340.1-2022海洋能電站發(fā)電量計(jì)算技術(shù)規(guī)范 第1部分:潮流能Technical specifications for productivity calcula...2022-10-26
  • GB/T 19076-2022燒結(jié)金屬材料規(guī)范Specifications for sintered metal materials2022-10-26
  • GB/T 41341.2-2022海洋能電站選址技術(shù)規(guī)范 第2部分:波浪能Technical specifications for siting of ocean energy pow...2022-10-26
  • GB/T 41334-2022建筑門(mén)窗無(wú)障礙技術(shù)要求Technical specifications for accessbility of windows and doors...2022-10-26
  • GB 30871-2022危險(xiǎn)化學(xué)品企業(yè)特殊作業(yè)安全規(guī)范Safety specifications of special work in hazardous chemicals ente...2022-10-26
  • GB/T 41280-2022衛(wèi)星遙感影像植被覆蓋度產(chǎn)品規(guī)范Specifications for fractional vegetation cover product from sat...2022-10-26